/**
 * Copyright (C) 2008-2011 Matt Gumbley, DevZendo.org <http://devzendo.org>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.devzendo.archivect.gui;

import java.io.IOException;

import org.junit.Before;
import org.junit.Rule;
import org.junit.rules.TemporaryFolder;

/**
 * Base class for tests requiring a temporary directory initialised by a @Rule,
 * since Scala can't define it as a public field.
 * 
 * @author matt
 *
 */
public abstract class TemporaryDirUnittest {

    // CHECKSTYLE:Off
    @Rule
    public final TemporaryFolder tempDir = new TemporaryFolder();
    // CHECKSTYLE:On

    /**
     * Create a temporary file to hold prefs data, that's deleted after
     * the JVM exits.
     * 
     * @throws IOException on failure
     */
    @Before
    public void setUpTempDir() throws IOException {
        tempDir.create();
    }
}
